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Buffers — Definition & Overview

Practice problem

Buffers — Definition & Overview

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Nitrous acid (HNO $_2$ ) is a weak acid. Which of the following options is its conjugate base?

Choose one answer

Option A: A

NO $_3$

Option B: B

NO $_2$ $^-$

Option C: C

HNO $_3$ $^+$

Option D: D

NO

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